package com.zhuguowei.chapter_2_4.provider;

import android.content.Context;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;

/**
 * 项目名称:ActivityServiceCommunication
 * 创建人:zhuguowei
 * 创建时间:2017/12/5 10:51
 */

public class DbOpenHelper extends SQLiteOpenHelper {
    private static final String DB_NAME = "book_provider.db";
    public static final String BOOK_TABLE_NAME = "book";
    public static final String USER_TABLE_NAME = "user";

    private static final int DB_VERSION = 1;

    //图书和用户信息表 zgw-2017/12/5 10:55
    private String CREATE_BOOK_TABLE = "CREATE TABLE IF NOT EXISTS " +
            BOOK_TABLE_NAME + "(_id INTEGER PRIMARY KEY," + "name TEXT)";

    private String CREATE_USER_TABLE = "CREATE TABLE IF NOT EXISTS " +
            USER_TABLE_NAME + "(_id INTEGER PRIMARY KEY," + "name TEXT," +
            "sex INT)";


    public DbOpenHelper(Context context) {
        super(context, DB_NAME, null, DB_VERSION);
    }



    @Override
    public void onCreate(SQLiteDatabase db) {
        db.execSQL(CREATE_BOOK_TABLE);
        db.execSQL(CREATE_USER_TABLE);
    }

    @Override
    public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {

    }
}
